We know you listen to Radiolab becuase of its fascinating stories and explorations, but also because its hosts, Jad Abumrad and Robert Krulwich, have a palpable friendship. In this bonus clip from our upcoming episode, host Ophira Eisenberg talks to them about first impressions, mind-melding, and the one argument that’ll never end.  Hear the full episode with VIPs Jad and Robert starting Thursday, June 26th.